Asteraceae

Tanacetum densum subsp. amani

Tanacetum L. (EMEND. BRIQ.) Tanacetum densum (LAB.) SCHULTZ BIP. subsp. amani HEYWOOD Ömür: Çok yıllık Yapı: yarıçalı Hayat formu: İlk çiçeklenme zamanı: 6 Son çiçeklenme zamanı: 8 Habitat: kireçtaşı kayalar, çağıllık Minimum yükseklik: 1500 Maksimum yükseklik: 2300 Endemik: endemik Element: İran-Turan Türkiye dağılımı: G. Anadolu, D. Anadolu Genel dağılımı: Türkiye Bulunduğu kareler:B5 B6 B7 C5 C6

T. densum (Lab.) Schultz Bip., Tanacet. 48 (1844). Syn: Pyrethrum derm Lab., Icon. PL Syr. 3:12, t. 8 (1809); Chrysanthemum densum (Lab.) Steud., Norn. ed. 1, 192 (1821 ); Pyrethrum syriacum Boiss., Diagn. ser. 1(11): 24(1849). Erect or ascending subshrub with thin, branching, woody rootstock. Stems (7-)15-25 cm, leafy, white-tomentose. Leaves of sterile shoots and basal leaves of flowering stems 2-pinnatisect, (l-)2-5 x 0.5-1.75 cm, ovate or broadly elliptic in outline, pseudo-entire with contiguous segments, primary segments l0-25(-30)-paired, up to 0.9 cm, their lobes 3-12-paired, l-l.5(-2) x 0.5 mm, oblanceolate, acute or obtuse at apex, densely covered with silvery-white tomentum; cauline leaves smaller, primary segments generally distinct; uppermost leaves usually pinnatisect. Capitula 3-7(-18) in sparse or dense corymbs, sometimes solitary, Involucre 5-8(-10) mm broad; phyllaries lanceolate to linear-oblong, 2.5-4.5 x 1 mm, usually white-tomentose, pale or brownish-scarious at margins and apices, Ray flowers 12-15(-20), yellow; ligules l-4(-5) x 1.5-2 mm, 3-lobed at apex. Disc flowers 2.75-3 mm. Achenes 5-8-ribbed, greyish-brown, 2-2.5 mm; corona minutely dentate, c. 0.1 mm. 2n = 18. Fl. 6-8. Limestone rocks and screes, 1500-2500 m. 1. Capitula usually solitary subsp. sivasicum 1. Capitula 3-15 in corymbs 2. Primary segments of all except youngest leaves rather distant; ligules 4-5 mm subsp. laxum 2. Primary segments of most leaves conferted, contiguous; ligules 1-2 mm 3. Inner phyliaries very shortly scarious subsp. amani 3. Inner phyllaries conspicuously scarious subsp. eginense subsp. amani Heywood in Notes R.B.G. Edinb. 21:58 (1952). Figure 13, p. 265. Map 26, p. 275. Type: [Turkey C6] Prov. Adana, distr. Bahçe, Dildil Dağ (Düldül Da.), Atlik yayla, 1700-1800 m, 26 viii 1949, Davis 16368 (holo. K! iso. E!). S. & E. Anatolia. B5 Kayseri: Bakir Da., between Kisge and Bakir Oluk, 1700 m, D. 19486! B6 Adana: d. Saimbeyli, Bozoğlan Da., 2300 m, D. 19761! Maraş: d. Göksun, Binboğa Da. above Yalak, 1500 m, D. 19937! Malatya: 74 km S.W. of Malatya, 1550 m, Sorger 71-45-7! B7 Malatya: Malatya to Elaziğ road, Alava 6833! Erzincan: Egin, Kirkgözbaşi, Sint. 1890:2425! C6 Maraş: Ahir (Akher) Da., 1830 m, Haradj. 1604! Adana: d. Bahçe, Düldül Da., 1900 m, D. 16427! Endemic. subsp. eginense Heywood in Notes R.B.G. Edinb. 21:58 (1952). Syn: ?Pyrethrum cadmeum Boiss. var. haussknechtii Boiss., Fl. Or. 3:348 (1875). Map. 26, p. 275. Type: [Turkey B7 Erzincan] Egin (Kemaliye), Erzsehervit Dagh (?), in rupestribus, 6 vi 1890, Sintenis 2599 (holo. K! iso. E!). S. & E. Anatolia. B6 Sivas: S. of Ulaş 47 km S.E. of Sivas, 1700 m, Reese! C5 Adana: d. Feke, Bakir Da., in Sencan Da., 1900 m, D. 19409! Endemic. subsp. laxum Grierson in Notes R.B.G. Edinb. 33:261 (1974). Map 26, p. 275. Type: Turkey B6 Sivas: Gök Pinar, 1800 m, Sorger 71-50-4 (holo. Hb. Sorger!). Endemic, known only from the type. subsp. sivasicum Hub.-Mor. & Grierson in Notes R.B.G. Edinb. 33:261 (1974). Map. 26, p. 275. Type: Turkey B6 Sivas: Gürün - Sivas, Kalkfelsen, 34 km nordlich Gürün bei Boğrüdelik, 1750 m, Huber-Morath 13230 (holo. Hb. Hub.-Mor.! iso. E!). C. Anatolia. B6 Malatya: Darende to Akçadağ, 1525 m, D. 21904! Sivas: Gök Pinar (S. of Gürün), 1800 m, Sorger 71-50-5! Endemic. The species apparently belongs to the Irano-Turanian element, and approaches T. praeteritum in leaf characteristics. Subsp. densum is confined to Anti-Lebanon and Mt. Hermon.